Cardiopulmonary Physical Therapy

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Pagina 223Definition of ventilation and volumes Ventilation is the cyclic process of
inspiration and expiration whereby optimal levels of oxygen and carbon dioxide
are maintained in the alveoli and arterial blood. Total ventilation (VE) is the volume of air ...

Pagina 224Inspiratory reserve volume (IRV) is the maximum volume of gas that can be
inspired from the peak of a tidal volume. Expiratory reserve volume (ERV) is the
maximum volume of gas that can be expired after a normal tidal expiration.
Therefore ...